SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
aktief-marketing.com
SSL/TLS Certificate
SSL/TLS Certificate for aktief-marketing.com
Valid- Issued by (CA)
- Let's Encrypt
- Subject
- aktief-marketing.com
- Valid from
- Jun 7, 2026
- Valid until
- Sep 5, 2026 (43 days remaining)
- Public key
- EC 256-bit
- Serial
- 052ACC2494AD01781AF61D16B6B46BD2E745
- SHA-256 fingerprint
- 0E:64:18:7F:2E:E8:2E:C7:96:EC:56:40:76:53:BC:64:28:F0:FF:E1:62:C1:89:32:21:12:84:E5:36:70:4B:FB
- Chain
- YE2 → Root YE → ISRG Root X2 → ISRG Root X1
Certificate Authority Authorization (CAA)
No CAA policy is published for this domain — any certificate authority may issue for it.
This certificate has been served since Jul 24, 2026.
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Uptime
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DNS changes
We watch NS, MX, CAA, DNSSEC, CNAME and A/AAAA records, and identify the host, network, and ASN behind them, so a real migration or hijack stands out from routine noise.
TLS certificate
We warn you 30, 14, 7, and 1 days before it expires, and flag it if the issuing authority changes or the certificate is unexpectedly replaced.
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